#671A1D#671A1D

#671A1D is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.109 H 22.9°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#671A1D
RGB	rgb(103, 26, 29)
HSL	hsl(358, 60%, 25%)
HSV	hsv(358, 75%, 40%)
CMYK	cmyk(0%, 74.8%, 71.8%, 59.6%)
CIE-LAB	lab(22.70, 34.32, 18.21)
CIE-LCH	lch(22.70, 38.86, 27.95°)
OKLab	oklab(34.69% 0.1007 0.0426)
OKLCH	oklch(34.69% 0.109 22.9)
XYZ	xyz(6.1853, 3.7120, 1.5529)
Luminance	0.0371 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671A1D #1A6764

analogous

#671A44 #671A1D #673D1A

triadic

#671A1D #1D671A #1A1D67

tetradic

#671A1D #44671A #1A6764 #3D1A67

square

#671A1D #44671A #1A6764 #3D1A67

split-complementary

#671A1D #1A673D #1A4467

monochromatic

#180607 #360E0F #671A1D #98262B #C93339

Accessibility & contrast

On white

12.05

#671A1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#671A1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671A1D

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671A1D	#FFFFFF	#000000	##FFFFFF
##671A1D	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1C

Deuteranopia (green-blind)

#433C1B

Tritanopia (blue-blind)

#72031C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #671a1d;
/* rgb */ color: rgb(103, 26, 29);
/* oklch */ color: oklch(34.7% 0.109 22.9);

Tailwind

colors: {
  custom: {
    50: '#985d59',
    500: '#671a1d',
    950: '#000000',
  },
}

SCSS

$custom: #671a1d;
$custom-light: #985d59;
$custom-dark: #000000;

JSON

{
  "hex": "#671a1d",
  "rgb": {
    "r": 103,
    "g": 26,
    "b": 29
  },
  "hsl": {
    "h": 357.662,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34685,
    "c": 0.10936,
    "h": 22.9
  },
  "luminance": 0.03711
}

Semantic roles & 50–950 ramp

primary

#671A1D

secondary

#409D99

accent

#E3DD45

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #671A1D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →